Projects per year
Abstract
Methods: 97 independent single nucleotide polymorphisms (SNPs) for BMI and 49 SNPs for WHRadjBMI were used to conduct Mendelian randomization analyses in 14 prospective studies supplemented with CHD data from CARDIoGRAMplusC4D (combined total 66,842 cases), stroke from METASTROKE (12,389 ischaemic stroke cases), type 2 diabetes (T2D) from DIAGRAM (34,840 cases), and lipids from GLGC (213,500 participants) consortia. Primary outcomes were CHD, T2D, and major stroke subtypes; secondary analyses included 18 cardiometabolic traits.
Results: Each one standard deviation (SD) higher WHRadjBMI (1SD~0.08 units) associated with a 48% excess risk of CHD (odds ratio [OR] for CHD: 1.48; 95%CI: 1.28-1.71), similar to findings for BMI (1SD~4.6kg/m2; OR for CHD: 1.36; 95%CI: 1.22-1.52). Only WHRadjBMI increased risk of ischaemic stroke (OR 1.32; 95%CI 1.03-1.70). For T2D we find OR 1.82 (95%CI 1.38-2.42) per 1SD WHRadjBMI and OR 1.98 (95%CI 1.41-2.78) per 1SD BMI. Both WHRadjBMI and BMI were associated with increased left ventricular hypertrophy, glycaemic traits, interleukin-6, and circulating lipids. WHRadjBMI was associated with carotid intima-media thickness (37%; 95%CI: 7%-74% per 1SD).
Conclusions: Both general and central adiposity have causal effects on CHD and T2D. Central adiposity may have a stronger effect on stroke risk. Future estimates of adiposity burden on health should include measures of central and general adiposity.
Original language | English |
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Pages (from-to) | 2373-2388 |
Number of pages | 16 |
Journal | Circulation |
Volume | 135 |
Issue number | 24 |
Early online date | 12 May 2017 |
DOIs | |
Publication status | Published - 13 Jun 2017 |
Research Groups and Themes
- Bristol Population Health Science Institute
Keywords
- adiposity
- body fat distribution
- body mass index
- coronary artery disease
- Mendelian randomization analysis
- stroke
- waist-hip ratio
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Dive into the research topics of 'Causal Associations of Adiposity and Body Fat Distribution With Coronary Heart Disease, Stroke Subtypes, and Type 2 Diabetes Mellitus: A Mendelian Randomization Analysis'. Together they form a unique fingerprint.Projects
- 4 Finished
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NIHR BRC Translational Population Health
Davey Smith, G. (Principal Investigator)
1/04/17 → 31/03/22
Project: Research, Parent
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MRC UoB UNITE Unit - Programme 1
Davey Smith, G. (Principal Investigator)
1/06/13 → 31/03/18
Project: Research
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IEU Theme 2
Flach, P. A. (Principal Investigator), Gaunt, T. R. (Principal Investigator) & Gaunt, T. R. (Principal Investigator)
1/06/13 → 31/03/18
Project: Research
Profiles
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Professor Yoav Ben-Shlomo
- Bristol Medical School (PHS) - Professor of Clinical Epidemiology
- Bristol Poverty Institute
- Bristol Population Health Science Institute
- Cancer
- Bristol Neuroscience
- Centre for Academic Primary Care
Person: Academic , Member
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Dr Tom M Palmer
- Bristol Medical School (PHS) - Senior Lecturer in Biostatistics Applied to Genetics
Person: Academic